How to decompress a file in the format of tar.gz

The method for resolving the file in the format of tar.gz-general Linux technology-Linux technology and application information. The following is a detailed description. How to decompress a file whose format is tar.gz: the file name is lumaqq_2005-linux_gtk2_x86_with_jre.tar.gz on the table. decompress the file in the desktop directory:
1) 1) Open the terminal and enter # su (# Not as input)
2) enter the password and switch to the root user.
3) The terminal displays root @ codeprince-desktop:/home/codeprince #
4) because the file is on the desktop, switch to the desktop directory and enter root @ codeprince-desktop:/home/codeprince # cd desktop
5) root @ codeprince-desktop:/home/codeprince/desktop # tar zxvf lumaqq_2005-linux_gtk2_x86_with_jre.tar.gz
6) a folder like LumaQQ will appear on the desktop, that is, the decompressed folder.
7) If you want to extract files from other directories, just enter "cd directory name" and switch to the specified directory. The files can be decompressed in the same way as above.
The file command in the format of tar.bz2 is the name of the tar jxvf file.

[ This post was last edited by codeprince]